Now, to something that can revolutionize the way you use facebook. Today, the social network site is unveiling a video surface for instagram, it's popular photo sharing app. Here's the first video by mark zuckerberg. "Nightline" co-anchor, will weir, has more. Hello, lovers. It's me, bill weir. I'm on the campus of facebook, bringing you the first-ever network news piece shot on instagram video. 130 million people now use instagram because it allows you to make all of your dreary smartphone snapshots seem dreamy, with a variety of professional filters. With a few taps, you can share them with friends or the whole world. And bask in the glow of the instant oohs and ahs. Mark zuckerberg paid $1 billion to buy it. My girlfriend said to me, I'd love to take photos. I can't take photos nearly as well as all of your friends. Well, nicole, the reason why they're beautiful is they're putting them through these apps that let you filter it and crop it. She said, you should build that in. Reporter: Is she still your girlfriend? She is still my girlfriend. Reporter: This is two of the more popular users. That's pete, everybody loves his wave shots. That's naomi, everybody's in love with her boys. I reach into my pocket. I see something going on, snap. Reporter: Since twitter launched a six-second video-sharing app called vine, facebook is opening instagram's 15-second option will be a vine-killer, while drawing millions of new users. Whoever wins, the home movie as we know it, has changed forever. Three, two, one. Reporter: For "good morning america," bill weir, abc news, menlo park, california.

This transcript has been automatically generated and may not be 100% accurate.

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